The London native made her Broadway debut in 1965 in The Odd Couple as Gwendolyn Pigeon, who, with her sister, Cecily (Monica Evans), go on a double date in the apartment of their downstairs bachelor neighbors, Oscar Madison (Walter Matthau) and Felix Ungar (Art Carney).Click to see full answer. Also question is, who is the original odd couple?The Odd Couple was originally produced for Broadway and the original cast starred Art Carney as Felix and Walter Matthau as Oscar. For the film version, Matthau reprised his role as Oscar, and Felix was portrayed by Jack Lemmon, who had never played the character before.Beside above, how did Carole Shelley die? Cancer Furthermore, are the odd couple still alive? Jack Klugman, star of the much-beloved sitcom ‘The Odd Couple’, has died, his attorney told KTRK. He was 90. Klugman’s son Adam confirmed the report to the AP. According to his attorney, he died peacefully at his home in California.Where did the odd couple live in Manhattan?The address of Felix and Oscar’s apartment building is 1049 Park Avenue, an actual New York City address.